NSK 7964A
Standard Series High Precision Angular Contact Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
7964A
Boundary Dimensions
d
320
mm
Bore diameter
D
440
mm
Outside diameter
B
56
mm
Width
r(min.)
3
mm
Chamfer Dimension
r1(min.)
1.5
mm
Chamfer Dimension
Basic Load Ratings
Cr
400
kN
Basic Dynamic Load Rating
C0r
525
kN
Basic Static Load Rating
Speeds
Grease
1800
min-1
Limiting Speed
Oil (Oil-air)
2400
min-1
Limiting Speed
Dimensions
A: 30°
Contact Angle
a
137.7
mm
Effective Load Center
Abutment and Fillet Dimensions
da(min.)
334
mm
Diameter of Shaft Abutment
Da(max.)
426
mm
Diameter of Housing Abutment
Db(max.)
431
mm
Diameter of Housing Abutment
ra(max.)
2.5
mm
Radius of Shaft or Housing Fillet
rb(max.)
1.5
mm
Radius of Shaft or Housing Fillet
